Check the listing for details. VocoPro Stereo Wireless Transceiver with Bluetooth for Powered Speaker.... Color: Black, Condition: New. Listed at 69.00 USD. VocoPro Stereo Wireless Transceiver with Bluetooth for Powered Speaker Transit, Black Innovative 5 8 g transceiver works as a receiver or a transmitter Bluetooth or aux line input to stream high performance audio to installed or portable sound systems with two or more TRANSIT Rechargeable battery with 8 hours of runtime Mini USB input allows extended runtime with power from an outlet or power bank Compact and lightweight for permanent and mobile applications