XUNIUZERO 9V Batteries Carbon 9 Volt Battery for Smoke Detector 6F22 Square
Battery life is Long-lasting.
USB 3.1 TypeC Female to Female Pass Through Adapter Breakout Board 24 Pin
USB 3.1 Type C Female to Female Pass Through adapter breakout board 24 Pin for Date Line Wire Cable Transfer Extension. This is a simple USB3.1 C-type female to female adapter plate. All 24 pins of female connector are directly connected to another female connector with reverse port.
7.4mm x 5.0mm DC Power Extension Cable, 2-Pack Male to Female Jack Connector …
High-specification core and durable design: Uses 16AWG oxygen-free copper thickened copper core + PVC wear-resistant outer sheath (approx. Find the perfect item for your lifestyle. ).
Audio Amplifier Board, ZK-1602T Bluetooth 5.0 Power Amp for Home Speakers 2.0…
The wiring around the chip is an window tin spraying design to increase the output power, the filter circuit can improve the sound quality and noise reduction, reduced sound distortion.
TDA7498E 2.1 Bluetooth Amplifier Board 160Wx2 220W Sub Treble Bass AUX USB DIY
INPUT MODE:Bluetooth / AUX / USB Flash Drives. ZK-HT21 Bluetooth power amplifier board 1 Screwdriver 1. Compatible with a variety of speakers: the board is suitable for 30-200W, 4-8Ω speakers, so it can perfectly match with speakers of various specifications.