Product Review
✅➤ã€Product Specifications】：
â—Bluetooth Name：BT-B21
â—Bluetooth Chip: CSR8675
â—Bluetooth Supports Profiles: RX（A2DP/ AVRCP） TX: A2DP
â—Operational Range: >253ft (80M, Straight line transmission without occlusion)
â—Battery Capacity: 1000MA
â—Working Time: RX>20H, TX average>15H
â—Charging Time: about 4.5H
â—Input Voltage/current: DC 5V
â—Input / Output Connection: SPDIF, 3.5MM stereo audio jack
â—Audio CODEC: aptX HD, aptX Low Latency, aptX, SBC
✅➤ã€Package List】:
â—Bluetooth 5.0 Audio Transmitter & Receiver x1
â—Product Specification Manual x1
â—RCA Audio Cable x1
â—Optical Cable x1
â—USB Cable x1
✅➤ã€NOTE: Operation range is affected by physical obstructions (walls, people), wireless interference (Wi-Fi routers, Wireless TV adapters) and also depends on receiving device (e.g. TWS earbuds and devices with small internal antennae which can impact the overall range). Single link connections have better range when compared to dual link connections.】
✅✅➤Frequently Asked Questions:
✅➤1) Can't pair my device with BT-B21
➊ Make sure BT-B21 and the device you're pairing with are close to each other.
âž‹ Make sure all other Bluetooth devices you're NOT trying to pair with are either powered off or Bluetooth disabled.
➌ Make sure you have selected the correct mode.
âž Make sure both devices are in pairing mode.
➎ Make sure your wireless device supports the wireless profiles listed in the specifications.
✅➤2) No sound/audio output
➊ Check the cables to make sure they are connected to the correct jack.
âž‹ Check to make sure your volume is set to a listenable level.
- ➤【CSR BLuetooth 5.0, Up to 263ft Long Range 】:Features Bluetooth 5.0 Technology & Optimized Dual Antennas, you could get a range of up to 263ft(80m) line-of-sight in the open air and up to 100ft(30m) indoors without any stuck and delay. More stable connection without cutting in and out. Make you enjoy the wireless freedom with HiFi audio to walk anywhere in the house!
- ➤【HiFi Sound- NO LIP-SYNC DELAY】:Both TX & RX mode supports the aptX LL (Low Latency) / HD (High Definition) codec to virtually eliminate bluetooth audio lag, make you enjoying the high fidelity CD quality stereo sound seamlessly, give you a richer and deeper sound experience.(NOTE: To achieve low latency, your receiving device (headphones /speakers) must also support aptX Low Latency）
- ➤【15+ Hours Long Standby Time & Dual Link Stream】:Built-in 1000mAH rechargeable battery, it can offer 15 hours in TX mode & 20+ hours in RX mode of continuous audio streaming per charge. Both transmitter & receiver mode support dual link streaming simultaneously. ●Pair One to Two: pair the transmitter with 2 bluetooth headphones/ speakers at the same time to share your enjoyment or connect two smartphones at the same time under RX mode.
- ➤【3 IN 1- TX/ RX/ BYPASS Mode】 ●TX Mode：Connect bluetooth transmitter to audio output devices, make your TV/Computer/iPod/ enable to stream audio to your Bluetooth Speaker/ Headphones ●RX Mode：Stream radio from your phone/tablet to non-Bluetooth device(home stereo system, speakers). ●BYPASS Mode(wired)：Cable connection between your TV and Soundbar /Speakers /Amplifier (No Bluetooth). You can easily switch it to other two modes without plug/unplug any wires.
- ➤【NFC Connection, 3.5mm AUX/ RCA+OPTICAL】:Supports digital OPTICAL/ 3.5mm/ AUX/ RCA audio jack S/PDIF interface audio input and output, compatible with 99% of the TVs and other devices, it also can be fast connect by NFC. ●✅We off 100% satisfactory lifetime customer service and a 18-month guarantee. If you have any problem, contacting us freely. We'll reply you asap and provide you a satisfied solution.
