[Wireless Bluetooth Connection & 3.5mm AUX-IN]
Wireless Bluetooth 4.0 connection and cable connection are allowed. Download an APP which has karaoke function in your smart phones or digital devices. You can sing your favorite songs via Bluetooth function. or connect your phone with microphone via 3.5mm audio cable.
[Echo Adjustment & Volume Control]
Echo and volume can be adjusted freely for best singing effect. Echo effect is much like KTV, making you are personally on the karaoke scene. Greatly enjoy an audio feast with echo reverberation technology. 
[Stereo Sound Quality]
With SDX sound processing chip and dual layer metal microphone foam, stereo sound quality gives you audio feast no matter where you are with dual speakers.
[High Quality Material & Endurance Time]
Made of ABS and aluminum alloy material, it's smoother, drop resistant and prevents from scratch and when singing. With built-in 2600mAh lithium battery, it offers 4-5 hours of using time.
[Simple Operation]
No need to buy more accessories and simple operation which favors by people who practice singing, recording, etc. Easy and convenient in your daily life.

Specification:
Type: Dual Mic
Sound Pick-up: Capacitive
Bluetooth: 4.0
Transmission Distance: ≤10m
Material: ABS + Aluminum Alloy
Speaker Output Power: 3W * 2
Speaker Diameter: 1.2in
Frequency Response: 100Hz-10kHz 
Battery Capacity: 2600mAh
Power Supply: DC5V
Impedance: 4 ohm
SNR: 75dB
Charging Time: 2 hours
Working Time: 4-5 hours
Standby Time: >360 hours
Color: Champagne Gold with White, Silver with White(Optional)
Main Item Size: Approx. 25.5 * 7.5 * 7cm / 10.04 * 2.95 * 2.76in
Main Item Weight: Approx. 389g / 13.72oz
Package Size: Approx. 29.5 * 11.5 * 9.4cm / 11.61 * 4.53 * 3.74in
Package Weight: Approx. 738g / 26.03oz

Package List:
1 * Microphone
1 * Charging Cable
1 * Audio Cable