Amplifiers 40w in comparison

HiFi Stereo Amplifier --- This Stereo Digital HiFi Amplifier Delivers 40W + 40W Power, Perfect For 4-16 Ohm Passive Speakers. Ideal For Karaoke, Home Theater, Car, Or Boat Sound Systems(CE Certified)

Amplifier for a Wide Range of Scenarios The 4 channel amplifier can drive almost home large passive speakers ensuring wonderful sound quality and is compatible with most sound equipment such as computers, home theatre, CD players, PC, laptops, phone, etc.The Herdio 4 channel amplifier has a TWS function, so when two Herdio amplifiers of the same model are close together, up to eight passive speakers can play music at the same time. Of course, the connect can also be switched off with a button on the amplifier.

300w Power Stereo Receivers AK45 digital audio amplifier is fully upgraded design, 300W+300W peak power and 40W+40W rated power, perfect for 4-16 inch passive speakers. This small BT amplifier is perfect for karaoke, home theater and sound system. It is perfect for small apartments, bedrooms, offices, basements and garages. Its compact size design can be easily put into your bookshelf or A V cabinet.

40 watt RMS power handling for high output

ENHANCED BASS AND 40W SURROUND SOUND - The bluetooth speaker features 2*20W stereo audio driver speakers and a wide bass passive radiator to output crisp highs, detailed mids and exceptionally boosted bass at any volume. Our wireless speaker also support 2 speakers pairing, you can connect two OHAYO bluetooth speakers at the same time, through the true wireless stereo pairing function, you can really enjoy the surround sound of the cinema, it is a truly unparalleled listening experience.

Delivers impressive 2 x 40W stereo audio power for crystal-clear, distortion-free sound at any volume level, providing an exceptional listening experience ideal for karaoke nights or home entertainment.

Stereo RCA and stereo 3.5 mm inputs

400W+400W Hifi Amplifier -- AK-390 audio power amplifier, offer 400W+400W peak power and 40W+40W rated power, advanced circuitry design, built-in bluetooth 5.0 core and YD7377 chip, no pop, no audible noise when Bluetooth connection is established, designed for the customers who pursue HiFi sound.

FM Function The audio amplifier comes with FM antenna, FM mode can be set to more than 20 radio stations. If you have any questions or concerns about this AK380 bluetooth 5.0 home audio amplifier, please don't hesitate to contact us

FRONT PANEL CONTROL CENTER The mini integrated amplifier features a front panel button control center, the utv speakers has crisp power on off button switch, bass, treble tone controls, convenient audio control, replaceable fuse for safety

Approx Szie Height 1.5" (37mm) x Width 7.4" (187mm) x Depth 3.2" (82mm).

Versatile Audio Input Options This HIFI power amplifier board supports multiple input methods including Bluetooth, AUX, USB flash drive, and USB sound card, allowing you to enjoy music in various ways.