Key Features:

• Bluetooth 5.3 Connectivity: Equipped with Jerry JL6956C chip for stable, high-speed wireless audio transmission.
• Wide Compatibility: Supports A2DP, AVRCP, and HFP protocols for seamless connection with smartphones, tablets, and more.
• Dual 20W Speaker Units: Features two 4-inch full-range drivers delivering a powerful combined output of 40W.
• Rich Sound Quality: Frequency response of 120 Hz–20 kHz with S/N ratio ≥ 90 dB for clear, immersive audio and low distortion (≤ 5% THD).
• Versatile Playback Options: Supports Bluetooth, TF card (≤ 32 GB), USB flash drive (≤ 32 GB), AUX input, FM radio, and TWS (True Wireless Stereo) pairing.
• Long Battery Life: Built-in 4500mAh Class A 18650 battery provides up to 4 hours of playback at 80% volume.
• Fast Charging: Charges fully in approximately 4 hours with 5V DC input.
• Portable and Rugged: Designed for outdoor use with durable construction and multiple playback modes.

Specifications:

• Bluetooth Version: v5.3
• Chipset: Jerry JL6956C
• Transmission Distance: Up to 10 meters
• Transmission Frequency: 2.4 GHz
• Speaker Units: 2 × 4Ω 20W (4-inch full-range)
• Maximum Output Power: 40W
• Frequency Response: 120 Hz – 20,000 Hz
• S/N Ratio: ≥ 90 dB
• Distortion (THD): ≤ 5%
• Battery Capacity: 4500mAh (Class A 18650)
• Charging Input: DC 5V
• Charging Time: ~4 hours
• Playback Time: ~4 hours at 80% volume
• Supported Modes: Bluetooth, TF card, USB drive, AUX, FM, TWS