โมดูล SFP ตัวเชื่อมต่อ SC 1.25G SC bidi 1310nm/1550nm สวิตช์ WDM โมดูลรับส่งสัญญาณ SFP พร้อมสวิตช์พร้อมฟังก์ชั่น DDM

Portable Karaoke Machine, Bluetooth Speaker with Dual Microphones, Indoor and Outdoor Modes, BT 5.3, Supports AUX/TF/USB

Wireless Bluetooth 5.0 Speaker Bone Conduction Speaker Black USB Rechargeable Easy Pairing 400mAh RGB Rhythm Lights for Travel

A Pair 20W Active Speakers 8inch Bluetooth Speaker SNR75dB Front Sound Box 3-WAy AUX/Optical/Coaxial/USB For Home Theater Stage

3000W Peak Power 12 Inch Trolley Fashion Colorful Lighting Bluetooth Speaker Square Dancing Party Box Caixa De Som USB ZQS-8301

20-60W 8Ω AMT Speakers 96dB Sensitivity Sound Box Aluminum Housing Loudspeaker 8K-36K Range For Studio Home Theather Replacement

100W high power bluetooth speaker portable RGB colorful light waterproof wireless subwoofer 360 stereo surround TWS FM boombox

Wireless Bluetooth Speakers Powerful Portable Sound Box Subwoofer Car Audio Bass MP3 Player Sound System LED Lights

Mini Bluetooth Speaker Sound for iPhone, iPad,Nexus,Laptops and More Perfect Travel Wireless Speaker

Aluminum Alloy Bluetooth Bone Conduction Speaker with Stereo Bass/FM Radio IPX5 Waterproof Suction Cup for Bathroom/Car/Outdoor

Portable Bluetooth Speaker T&G TG-619C, 10W, 1200mAh Battery, RGB LED, FM Radio, TWS Function, Bluetooth 5.3, AUX, USB Type-C, Ideal for Outdoor Use