Model Number: MS4223B Brand Name: oem Key Specifications/Special Features: Description1. Independent alarm clock function: supports time display, adjust alarm clock, sleep mode.2. Built-in microphone: supports Bluetooth handsfree calling function.3. Supports TF card (supports TF card up to 32GB, but not included) memory music playback, Plug-and-play.4. Supports 3.5mm audio input line in.5. Perfect sound quality: 3W*2.6. Built-in high-capacity rechargeable 500mAh battery.7. Bluetooth working distance 15 meters (Max).Specification:GeneralModel: M5
Supports: handsfree, Bluetooth, microphone, TF card music playing
Interface: 3.5mm audio, TF card slot, USB, DC in
Voltage output: 3W * 2
Working time: 4-5 hours
Battery capacity: 500mAh
Weight: 420g
Parameters
Bluetooth version: V2.1+EDR
Transmission distance: W/O obstacles 15m
Frequency response: 80Hz-20kHz
Sensitivity: 80dB
Package weight
One package weight: 0.76kgs/1.66lb
Qty per carton: 20
Carton weight: 15.10kgs/33.29lb
Carton size: 37cm * 31cm * 34cm/14.57-inch * 12.2-inch * 13.39-inch