TR-01 is a receive / transmit two in one stereo Bluetooth adapter, which can be switched on by toggling the switch

Is it in Rx or TX status

■ TR-01 supports one with two functions (in TX state, two stereo Bluetooth speakers or stereo Bluetooth headsets can be connected at the same time, and two speakers / headsets can make sound at the same time; in Rx state, two mobile phones can be connected at the same time, and currently only one mobile phone can make sound, and which mobile phone makes sound first is the sound of which mobile phone)

■ csr8670 Bluetooth chip is used as the core data processing, and the Bluetooth version is v5.0

■ transmitting power: Class II, within 10 meters of the service range (the actual range depends on the equipment connected to it)

■ frequency range: Bluetooth standard, 2.402 ~ 2.480ghz

■ internal 16m flash memory is used for data storage of main chip

■ support protocol: TX status and Rx status support A2DP and AVRCP protocols

■ it can be connected with Bluetooth speakers or earphones supporting A2DP protocol to form a wireless audio transmission network, which can be applied to TV, CD, home theater and other equipment; It can also be connected to a mobile phone / computer to play music

■ support SBC, apt-X, aptx-ll (TX), fastream (TX) and other codecs

■ the supported Bluetooth speaker or headset pairing security keys are: 000011112348888.

■ service time of receiving status is about 18 hours

■ the service time in launch state is about 18 hours

■ charging time is about 2 hours, charging input requirements: 5V DC ≥ 300mA

■ 350mah lithium ion polymer rechargeable battery

■ operating temperature: -10-55 ℃

■ net weight: about 24