Features： 1.BLUETOOTH VERSION 5.0: Wireless bluetooth sound dongle adapter uses bluetooth version 5.0, no software installation, plug and play. 2.EASY TO USE: 30 pin bluetooth adapter transmits TV sound to your home combo speakers via bluetooth without the hassle of wiring. 3.30 PIN BLUETOOTH TRANSMITTER: 30 pin bluetooth adapter can transmit to bluetooth headphones and enjoy excellent sound alone at night. 4.10M TRANSMITTING DISTANCE: 30 pin wireless bluetooth adapter has an operating range of 10m and a frequency range of 2.42?2.480GHz. enjoy wireless music. 5.APPLICABLE: 30 pin bluetooth transmitter is suitable for home, classroom presentations, conference presentations and other occasion. specification：Item Type: 30 Pin Bluetooth Adapter Material: ABS Bluetooth Version: Bluetooth 5.0 Frequency Range: 2.42-2.480GHz Operating Range: Approx. 10m/32.8ft PackageList：1 x 30PinBluetoothAdapter 1 x Instruction Book Note：Not compatible with for iPod nano 6, for iPod Mini 4GB model M9804X (version 1.4.1), for iPod classic, for iPod Touch 2, for iPod Touch 1, for iPod classic 30GB. and it does not support for Ipod made before 2007.