With this Bluetooth headset you will forget the tangled wires and enjoy the freedom of movement‎.‎ ACME BH30 Musical Bluetooth headset features a number of alternative music sources‎,‎ so you will be able to listen to music by inserting up to a 32GB Micro SD card into the slot provided on it‎,‎ using the pre‎-installed FM radio‎,‎ or by connecting it to your MP3 player‎.‎ Moreover‎,‎ this headset features the hands‎-free function‎,‎ so all you need to do to answer a phone call is press the ‎'‎Call Pick Up‎'‎ button on it‎.‎ The frequency response of 20Hz‎-20kHz enables high quality sound when both listening to music and talking on the phone‎.‎ And its built‎-in rechargeable battery‎,‎ with an operation time of even 9 hours‎,‎ will let you wear your ACME BH30 Musical Bluetooth headset throughout the day‎!‎