K15 Wireless Bluetooth 5.0 Receiver Adapter Audio Music

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K15 Wireless Bluetooth 5.0 Receiver Adapter Audio Music Transmitter TF Card Player The transmitter mode can display the pairing name, actively search, and refuse to connect blindlyBuilt-in 170mA polymer battery, continuous listening to songs for about 4H, USB direct plug charging/power supplySupport not only TF card playback, but also card reader and computer external sound cardBuilt-in high-definition microphone, support hands-free call/listen to music/navigationMemory function, automatically connect back after the first pairingStable transmission of obstacle-free signal about 10 metersSpecifications:Material: PC+ABSBluetooth Version: V5.0Battery capacity: 170mAhMusic format: MP3/WAV/SBCPower supply: USB/Car/Charger/ComputerInput: DC 5V/2.1A(Max)Transmission Distance: 10m(Barrier Free)Interface: AUX port(3.5mm)Supported Protocols: HFP/A2D/AVCTPSize: 75*25*12mmSupported equipment: Ordinary speakers/amplifiers/all kinds of car speakers/TV sets/desktop computers/laptops/projectors/mixer/electronic organ, etcBasic functions: Bluetooth Receiver/Bluetooth Transmitter/TF card Player/Active search reject blind connection/Hands-free callNavigation/Wireless music listening/Computer card Reader/External sound card/Memory connection