Opansten BT-B22 or BT-B21 Bluetooth Audio receiver / transmitter

Opansten Bluetooth 5.0 Audio Transmitter Receiver

Model: BT-B21 / BT-B22

تعارف

This manual provides detailed instructions for the Opansten Bluetooth 5.0 Audio Transmitter Receiver (Models BT-B21 and BT-B22). This versatile device allows you to wirelessly transmit and receive audio, supporting high-fidelity codecs like AptX HD and AptX Low Latency for an enhanced audio experience. It features a long operational range, multiple connectivity options, and a built-in rechargeable battery, making it ideal for various home audio setups.

سامهون view of the Opansten Bluetooth 5.0 Audio Transmitter Receiver with antennas, highlighting Bluetooth 5.0, Qualcomm aptX HD, CSR8675 chip, and a long range of up to 80 meters.

Figure 1: Opansten Bluetooth 5.0 Audio Transmitter Receiver (Model BT-B21/BT-B22)

پيڪيج مواد

مھرباني ڪري ھيٺ ڏنل شين لاءِ دٻي کي چيڪ ڪريو:

  • 1 x Bluetooth Transmitter/Receiver Adapter
  • 1 x مائڪرو USB چارجنگ ڪيبل
  • 1 x 3.5mm آڊيو ڪيبل
  • 1 x 3.5mm jack to 2 RCA plug cables
  • 1 x Digital Optical Toslink Audio Cable
  • 1 x استعمال ڪندڙ دستياب

وضاحتون

خاصيت تفصيل
بلوٽوت چپ CSR8675
بلوٽوت ورزن V5.0
بلوٽوٽ پروfileايس (آر ايڪس) اي 2 ڊي پي ، اي وي آر سي پي
بلوٽوٽ پروfileايس (ٽيڪساس) A2DP
آپريشنل رينج > 80 meters (straight line transmission without occlusion)
بيٽري جي گنجائش 1000mAh
ڪم ڪرڻ جو وقت (RX موڊ) > 20 ڪلاڪ
ڪم ڪرڻ جو وقت (TX موڊ) Average > 15 hours
چارج ڪرڻ وقت اٽڪل 4.5 ڪلاڪ
انٽ واليمtage/موجوده ڊي سي 5V
ان پٽ / آئوٽ پٽ ڪنيڪشن SPDIF (Optical), 3.5mm Stereo Audio Jack
آڊيو ڪوڊيڪ aptX HD، aptX گھٽ دير، aptX، SBC
سپورٽ ميموري ڪارڊ نه
سپورٽ Apt-x ها
سپورٽ AAC ها
وائرليس جو قسم اين ايف سي، بلوٽوٿ
سائونڊ ٽريڪ ٻيڻو
سرٽيفڪيشن سي اي، ايف سي سي، آر او ايڇ ايس، سي ايس اي
Comparison table of the Opansten Bluetooth adapter (CSR8675 chip) versus a low-end chip, detailing differences in Bluetooth version, working range, audio codecs, battery capacity, and supported features like Dual Stream, Multipoint, and NFC.

Figure 2: Feature comparison with a standard Bluetooth chip.

سيٽ اپ ڪريو

The Opansten Bluetooth Audio Adapter offers three primary modes: Transmitter (TX), Receiver (RX), and Bypass. Select the appropriate mode using the switch on the device.

ڊوائيس ختمview ۽ ڪنيڪشن

Diagram showing the controls and ports of the Opansten Bluetooth adapter. It labels the Power switch, Mode switch (TX/RX/Bypass), NFC Instant Connection area, Play/Pause, Volume/Track buttons, and rear ports for TX Input (3.5mm, Optical), DC 5V, and RX Output (3.5mm, Optical).

Figure 3: Device controls and port layout.

  • پاور سوئچ: ON/OFF switch located on the side.
  • موڊ سوئچ: Selects between Transmitter (TX), Receiver (RX), and Bypass modes.
  • اين ايف سي ايريا: For instant pairing in RX mode with NFC-enabled devices.
  • ڪنٽرول بٽڻ: Quick pairing, Play/Pause, Volume +/Next Track, Volume -/Previous Track.
  • ان پٽ/آئوٽ پٽ پورٽ: Supports SPDIF (Optical) and 3.5mm AUX/RCA for both input and output, depending on the mode.

ڊوائيس چارج ڪرڻ

Before first use, fully charge the device using the provided Micro USB charging cable and a DC 5V power source. A full charge takes approximately 4.5 hours.

Battery life diagram showing a 1000mAh rechargeable lithium battery, indicating 20 hours in RX Mode, 15 hours in TX Mode, and 4.5 hours for a full charge.

شڪل 4: بيٽري جي زندگي ۽ چارجنگ جي معلومات.

آپريٽنگ موڊس

The device supports three main operational modes:

1. رسيور (RX) موڊ

In RX mode, the device receives wireless audio from your mobile phone, computer, or tablet and outputs it to an existing audio system (e.g., home stereo, speakers) via AUX, Optical, or RCA cables. This mode makes your traditional audio equipment Bluetooth-enabled.

  1. Set the mode switch to 'RX'.
  2. Connect the adapter to your audio system (amplifier, mixer, speakers) using the appropriate audio cable (3.5mm AUX, RCA, or Optical).
  3. اڊاپٽر کي چالو ڪريو.
  4. Enable Bluetooth on your mobile device (smartphone, tablet, PC) and search for the Opansten adapter.
  5. Select the adapter from the list of available devices to pair.
  6. Alternatively, for NFC-enabled phones, place your phone near the NFC area on the adapter for instant pairing (ensure NFC is enabled on your phone).
  7. Once paired, audio from your mobile device will stream to your connected audio system.
Diagram illustrating the three modes: RX Receiving Mode, TX Transmission Mode, and Bypass Mode. RX shows a phone/computer wirelessly connecting to the adapter, which is wired to speakers. TX shows a TV/iPod wired to the adapter, which wirelessly connects to headphones/speakers. Bypass shows a TV wired to the adapter, which is wired to speakers.

شڪل 5: ختمview of RX, TX, and Bypass modes.

2. ٽرانسميٽر (TX) موڊ

In TX mode, the device transmits audio from non-Bluetooth audio sources (e.g., TV, PC, iPod, CD player) to Bluetooth headphones or speakers.

  1. Set the mode switch to 'TX'.
  2. Connect the adapter to your audio source (TV, PC, iPod) using the appropriate audio cable (3.5mm AUX, RCA, or Optical).
  3. اڊاپٽر کي چالو ڪريو.
  4. پنهنجا بلوٽوٿ هيڊفون يا اسپيڪر پيئرنگ موڊ ۾ رکو.
  5. The adapter will automatically search for and connect to nearby Bluetooth audio devices.
  6. Once connected, audio from your source device will stream wirelessly to your headphones/speakers.
  7. Dual Stream: The adapter supports simultaneous streaming to two Bluetooth headphones or speakers. To activate, pair the first device, then put the second device into pairing mode and press the quick pairing button on the adapter.
Image showing a couple watching TV with two Bluetooth headphones connected to the Opansten adapter, emphasizing simultaneous audio streaming to two headphones with no lip-sync delay.

Figure 6: Simultaneous streaming to two headphones in TX mode.

3. بائي پاس موڊ (وائرڊ ڪنيڪشن)

Bypass mode allows you to use the device as a wired pass-through, connecting your audio source directly to your speakers without Bluetooth. This is useful for quickly switching between wired and wireless audio without disconnecting cables.

  1. Set the mode switch to 'Bypass'.
  2. Connect your audio source (e.g., TV) to the adapter's input port (AUX or Optical).
  3. Connect the adapter's output port (AUX or Optical) to your speaker device (e.g., soundbar, ampوierيڪ زنده).
  4. Audio will pass through the adapter directly to your speakers.
  5. You can easily switch back to TX or RX mode without unplugging cables.
Image demonstrating Bypass Mode (wired connection) with a TV connected to a soundbar via the adapter, and Receiver (RX) Mode with a phone wirelessly connected to the adapter, which is wired to a speaker. The mode switch is clearly visible.

Figure 7: Bypass and Receiver mode setup examples.

Bypass with 4 Different Work Modes

The Bypass mode offers flexible wired connectivity options, indicated by LED lights:

  • Aux in/Aux out: Aux LED on.
  • Opt in/Opt out: Opt LED on.
  • Aux in/Opt out: Aux LED flashes first, then Opt LED on.
  • Opt in/Aux out: Opt LED flashes first, then Aux LED on.

سار سنڀال

  • ڊوائيس کي سڪل ۽ نمي کان پري رکو.
  • ڊوائيس کي انتهائي گرمي پد تي ظاهر نه ڪريو.
  • ڊوائيس کي نرم، سڪل ڪپڙي سان صاف ڪريو. سخت ڪيميڪل يا رگڙيندڙ ڪلينر استعمال نه ڪريو.
  • ڊوائيس کي مضبوط اثرن لاءِ ڇڏڻ يا تابع ڪرڻ کان پاسو ڪريو.
  • جڏهن گهڻي عرصي تائين استعمال ۾ نه هجي ته ڊوائيس کي ٿڌي، سڪل جاءِ تي رکو.

مشڪلاتون

  • Difficulty pairing with Sony Bluetooth devices: Sony's Bluetooth headsets/earphones/headphones use a special, non-public encoding method. When pairing with Sony devices in transmitter mode, it may take longer to establish a connection. The pairing time varies by model, but they should eventually pair successfully.
  • ڪابه آڊيو يا خراب آڊيو معيار ناهي:
    • پڪ ڪريو ته صحيح موڊ (TX/RX) چونڊيو ويو آهي.
    • پڪ ڪريو ته سڀئي آڊيو ڪيبل محفوظ طور تي صحيح ان پٽ/آئوٽ پٽ پورٽن سان ڳنڍيل آهن.
    • Check the volume levels on both the adapter and the connected audio devices.
    • Ensure the connected Bluetooth device (headphones/speakers) is within the operational range (up to 80m/262ft in open air, 30m/100ft indoors).
    • Confirm that both the adapter and the connected device support the same audio codec (e.g., AptX HD, AptX LL) for optimal quality and low latency.
  • NFC pairing not working: Ensure your mobile phone has NFC enabled and is placed directly over the NFC area on the adapter. NFC pairing is only supported in RX mode.
  • ڊوائيس چالو نه آهي: Ensure the device is fully charged. If the battery is low, connect it to a power source using the Micro USB cable.

استعمال ڪندڙن جون صلاحون

  • For the best low-latency experience, ensure both your Opansten adapter and your connected Bluetooth headphones or speakers support AptX Low Latency.
  • When using NFC for quick pairing, always confirm that your mobile device's NFC function is active and the adapter is set to Receiver (RX) mode.
  • To maximize the long-range capability, try to minimize physical obstructions between the adapter and your connected Bluetooth device.
  • If you frequently switch between wired and wireless audio, utilize the Bypass mode to avoid constantly plugging and unplugging cables.

وارنٽي ۽ سپورٽ

This product is certified with CE, FCC, RoHS, and pse standards, ensuring quality and safety. For any technical support or warranty inquiries, please contact your retailer or the Opansten customer service team. Refer to the product packaging or seller's webمخصوص رابطي جي تفصيل لاءِ سائيٽ.

AliExpress offers certain protections, including free returns within 90 days and fast delivery guarantees. Please consult the AliExpress platform for details on these services.

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