Bluetooth 5.0 Converter Car Tape Mp3/sbc/stereo Audio Cassette. Features: With the Bluetooth Cassette Adapter, Your Tape Deck Player Instantly Becomes a Bluetooth Wireless Cassette Player. Used in Your Car or Home System. Stream Music from Any Bluetooth-enabled Device (such As IOS, Android-based Electronics, Tablet PC, Etc.); No Complicated Installation. No Cable. There Are No Tangled or Entangled Tapes. Just Pop It Up and It Will Open Automatically. Built-in Microphone, You Can Safely Put Your Hands on the Steering Wheel While Driving, Realize Hands-free Mobile Phone Operation, Answer the Phone Easily and Conveniently, and the Sound is Clear. Install the 4.0 Version of the Bluetooth CSR Chip, Quickly and Seamlessly Paired, and Automatically Reconnect when Booting. Blinking Blue/red Indicates That the Pairing Mode Has Been Entered. After the Pairing is Successful, the Blue Light Flashes Every 5 Seconds, Which Has the Advantage of Longer Distance and Lower Power Consumption. The Tape Adapter Bluetooth Contains a Long-lasting Rechargeable Battery for Even the Longest Road Trip. The Bluetooth Feature Allows You to Listen to Music While Charging, As the Charging Port, Power On/off Switch and Microphone Button Can Be Hung Outside the Tape Deck. Specifications: Model Number: Smartphone Cassette Adapter Package: No Name: Bluetooth Tape Converter  for Aux Adapter Smartphone Cassette Handsfree Adapter Material: ABS Colour: Black Bluetooth Answer/call: Support Audio Format: AAC, MP3, SBC, Stereo, Bluetooth Support: 4.0 + EDR; Indicator Light: Blue, Red Transfer Distance: Approx.10m; Battery Capacity: 140mAh; Charging Current: 80mA; Pairing Current: 8mA, Standby Current: 2mA, Playing Music, Dialing Current is 30mA, Working Voltage: 3.3-4.2V Charging Input Voltage 4.5V-5.3V Output Method: Bluetooth Installation Type: Tape Player Applicable Mobile Phone Model: Universal Package Included: Tape Converter*1 Charging Cable*1 Instruction Manual*1 Note: Built-in Lithium Battery Charging IC, Charging Current 200Ma (different Capacity Battery Settings Are Different).