Vocal Microphone, Wireless Karaoke Microphone for PC for Smartphones (Black) Feature:1. Built-in high-quality module: can be used as a microphone or as a speaker, player and recorder, compatible with various vocal applications.2. Easy operation: multi-function buttons, easy to switch between different models, adjust volume, sing and play music. The response mode can provide surround effect.3. High Compatibility: Supports memory cards up to 32GB (not included), supports song switching. The connection distance can be 10m. 4. Rechargeable battery: 2000mAh, rechargeable lithium battery to ensure longer singing time. Faster charging and longer battery life.Specification:Item Type: Microphone Model: K6 Material: ABS Size: 240*48mm Color: Black Function: microphone, speaker Area of application: smart devices with Bluetooth Pickup: condenser.Reverb Mode: Reply Sound reverb effect Bluetooth version: V5.0+EDR Memory card playback format: MP3, WMA, WAV Transmission distance: 10 m (without obstacles).Working frequency: 2.402 G-2.480 GHz Transmit Power: 4 dB Receiver sensitivity: -85 dB.Signal to Noise Ratio: 80 dB.Distortion: 3%.Output power: 3W + 3W Speaker Specifications: 40 mm 4/3 W Frequency range: 100Hz-18kHz Built-in battery: lithium battery Battery capacity: 2000 mAh Charging time: about 3 hours.Playing time: about 3-5 hours.Audio Source Input: Bluetooth, Memory Card, Lin Delivery Quantity: 1 piece