• Bluetooth-compatible Version: V5.0, with a transmission distance of up to 10m
• Battery Capacity: 4000mAh/3.7V for the main battery, and 800mAh/3.7V for the microphone battery, to maintain a long-lasting life
• Charging Interface: Type-C interface, with a rated input of 5V=2A
• Signal-to-Noise Ratio: ≥70dB, operating temperature: -10℃ to 45℃
• The sound card kit is suitable for live streaming, classroom teaching, outdoor entertainment, conference speech

Interfaces:

• Charging Port/Power: Supports Type-C interface charging
• Type-C OTG/PC Live Interface: Supports USB data cable connection for 5V/2A power supply charging. Can be connected to a computer or phone via USB, and supports live streaming while charging
• Live Streaming 1: Connects to the phone and speaker via a 3.5mm audio cable for live streaming and re-encoding
• Live Streaming 2: Connects to the phone and speaker via a 3.5mm audio cable for live streaming and recording
• MIC 1: Connects to a 3.5mm microphone or wireless microphone receiver
• MIC 2: Connects to a 3.5mm microphone or wireless microphone receiver
• Line-In: Connects to the phone via a 3.5mm audio cable for inputting music accompaniment
• Headphone: Connects to a 3.5mm headphone jack or via a 3.5mm cable to the AUX interface of other playback devices, providing output for other devices

Specifications:

• Bluetooth-compatible version: V5.0
• Bluetooth-compatible transmission distance: ≤10m
• Operating frequency/distortion: 2.5G≤10%
• Frequency range: 50Hz-22KHz
• Battery capacity: 4000mAh/3.7V
• Microphone battery: 800mAh/3.7V
• Charging interface: Type-C interface
• Rated input: 5V=2A
• Signal-to-noise ratio: ≥70dB
• Size: 280x95x110mm
• Working temperature: -10℃-45℃
• Charging time: 5h (Theoretical)
• Working time: 5h (Theoretical) (Note: It depends on the usage scenario)