2 Channel Class D Power Amplifier with Bluetooth Receiver

Compact size design with TE waterproof connector 

High-efficiency full-range class D operation

Waterproof IPX4 to IPX5

Frequency range: 20Hz – 20KHz 

4 Ohm working stable

Built-in bluetooth receiver

Input sensitivity: 2V

Signal sensing and 12V remote out

Short, thermal and overload protection

Product Description

NSTE-2045-BT is a high-performance, two-channel, full-band Class D power amplifier with built-in Bluetooth reception, designed specifically for motorcycles, electric vehicles, UTVs, ATVs, and various small outdoor audio systems. This product integrates wireless connectivity, high-efficiency amplification, a compact size, and a waterproof structure, providing users with a more convenient and reliable audio experience. Operating at 14.4V, it supports a stable 4-ohm load, delivering 45W RMS output power per channel with less than 1% total harmonic distortion, providing clear and stable sound quality for everyday listening. Its frequency response range covers 20Hz to 20kHz, fully reproducing high and low frequency details and adapting to a variety of musical styles. It utilizes TE waterproof connectors and has IPX4 to IPX5 ratings, effectively protecting the system from external factors such as rain, dust, and vibration, making it particularly suitable for stable operation in outdoor or humid environments.