Play Mp3's through your radio with the push of a button! RF(Radio Frequency) MP3 Watch Player; Night Light LED; High quality voice recording & playback function; Support a variety of acoustic formats: MP3/WMA/DRM. Memory: 1GB RF(Radio Frequency) MP3 Watch Player Night Light LED High quality voice recording & playback function Support a variety of acoustic formats: MP3, WMA, DRM Line-in Six EQ mode select Includes Repeat A-B and Repeat Mode Mobile U-disk storage High speed USB2.0 Parameter Use time of battery: Full charged can be continuum used for over 8 hours Transfer speed: High Speed USB2.0(8Mbps/s) Bit Rate: 32kbps-320kbps Work temperature: -20¡æ¡«+70¡æ Earphone output: 5mW+5mW Signal-to-Noise: ¡Ý90dB Frequency: 20Hz~20KHz MP3 compression Rate: 32Kbps~320Kbps RF(Audio Frequency) Sending In the status of MP3 playing, Short press "LED Light" key, flashing green light indicates in the status of audio sending RF88.1MHz, Turn on car radiogram and adjust to FM88.1MHz, you will receive wonderful music from CVS-PM-28 In the status of the RF sending, Short press "LED Light" key, flashing blue light in the point of 5 indicates in the status of audio sending RF88.5MHz, Turn on car radiogram and adjust to FM88.5MHz, you will receive wonderful music from CVS-PM-28 In the status of the RF sending, Short press "LED Light" key, flashing orange light in the point of 7 indicates in the status of audio sending RF88.7MHz, Turn on car radiogram and adjust to FM88.7MHz, you will receive wonderful music from CVS-PM-28 In the status of RF sending can use mobile radio or normal radio adjust to the channels of FM88.1MHz/FM88.5MHz/FM88.7MHz to receive music from CVS-PM-28 Accessories MP3 watch Charger Earphone Acoustics connect line USB connect line LINE straight line Drive CD Guide card and introduction Top grade gift box