PRODUCT FEATURES Car Charger REMAX Kezhi Series Dual USB 4.8A Fast Charging Car Charger RCC230 CAR CHARGER KEZ HI SERIES RCC-230 Real-time voltage monitoring 4.8Afast charge Lossless sound quality Bluetooth call The 5.0 Bluetooth chip is more stable in connection and faster in automatic reconnection The LED display shows the channel volume? and play information One-touch switching of seven-color LED lamp rings can adjust the autoplay of seven-color lamps Automatically detect the car battery voltage??? provide the voice reminder and support the instant voltage check The car Bluetooth MP 3 supports the hands free calluses the knob design??? and supports one-touch operation to adjust the volume answer the phone/hangup the phone/callback PRODUCT SPECIFICATIONS Car Charger REMAX Kezhi Series Dual USB 4.8A Fast Charging Car Charger RCC230 Brand: REMAX Name:Armory Power Bank Product model:RCC-230 Product name:Kezhi car charger Total product output:DC5V 4.8A(MAX) Input:DC12V-24V Product size:4051.577.8mm Product material:PC+ABS Frequency modulation:FM:7.5MHz-108.0MHz Net weight???39g Support???MP3/WMA/APE/FLAC/WAV and other