GT77 NFC Bluetooth Receiver 5.4 Transmitter 2-in-1 Adapter Universal

[ -TX &RX &BYPASS MODE]TX Mode: connect bluetooth transmitter to audio output devices, such as TV, or PC, You can enjoy ultra fast, high-fidelity audio from your bluetooth headsets, headphones or speakers flexibility. RX Mode: make your old home stereo system Bluetooth-enable and again. Bypass Mode (wired): you no longer need to plug/unplug any wires, easily switch it to other two modes. [BLUETOOTH 5.0 HI-FI HD/LL]Features the highest version Bluetooth V5.0 and the high-end CSR8675 chip to transmission efficiency, stability and ultra-low power consumption. Support HD and Low Latency, boasting high fidelity CD quality stereo sound streams seamlessly. It is the if you're looking for a cost-effective bluetooth audio receiver &transmitter. [15-20 HOURS LONG STANDBY TIME& NFC]Built-in 1000MAH powerful battery, it offer 15 hours in TX mode&20 hours in RX mode of solid use on one charge, you also can use it while charging. Supports both 3.5mm aux audio connectivity digital/optical audio input and output, it is compatible with almost all devices. It can be Fast link by NFC. [DUAL ANTENNAS 80m/262ft LONG-RANGE]Actually tested over a range of 265ft(80m) in open air and over 100ft(30m) indoors without any stuck and delay.Dual antennas features a wide and long transmission range, super stable and powerful. transmitter receiver is perfect for indoor-outdoor connectivity no matter where your speakers / media center are set up [DUAL STREAM & MULTI-POINT CONNECTION]Support Dual Stream in TX Mode and Multi-Point Connection in RX. Pair with two bluetooth headphones/speakers to double the fun. Or connect two smart phones at the same time. We suggest to pair two same audio receiving devices to achieve Low Latency.