Specification:
Item Type: Audio Amplifier Board
Model: TB21S
Material: PCB, Brass, ABS
Purpose: For Audio Optimization
Adaptive Speaker: Left and Right Channel: 20-50W, 4-8Ω; Subwoofer: 20-100W, 3-8Ω
How to Use:
1.Open2amplifiersofthesamemodel.
2.Selectapoweramplifieratrandom,andclickthetotalvolumeknobwithkeyfunctionthreetimesin.Atthistime,theredindicatorflashes,andtheotherpoweramplifierisautomaticallypairedwithitasastereocombination.(Ifnopairingissuccessfulwithin15seconds,theboxpairingmodewillbeautomaticallycanceled,andyoucantryagainbytripleclickingthekey)
3.Ifthepairingissuccessful,theselectedonewillbeassignedastheleftchannel,andtheredindicatorwillalwaysbeon,whiletheotheroneistherightchannel,andtheredindicatorwillflashslowly.
Package List:
1 x PCB Mainboard
2 x Cover Plates
4 x Standoffs
8 x Screws
5 x Knob Caps
1 x Plug
1 x Screwdriver