Wireless Conference Speaker and Microphone, 2-in-1 Daisy Chain Bluetooth Speakerphone with 4 Mics Arrays and 360° Voice Pickup and Noise Reduction,Bluetooth/USB/Dongle connection Methods for 30 People

360° Omnidirectional 4 Microphone Array & Full-Duplex AudioThis Bluetooth speakerphone is equipped with a 4x 360° omnidirectional microphone array that captures sound from every corner of the meeting room with a 16.4ft (5m) pickup range, ensuring all participants are heard during teleconferences. This conference microphone and speaker features full-duplex audio, supports dual talk, ensuring your remote conference calls will not be interrupted, helping you conduct multi-party conferences anywhere without concern for distance. Flexible Wireless Daisy Chain for Up to 20 AttendeesThis Bluetooth speakerphone offers daisy chain functionality. Wireless cascading of 2 conference speakers significantly expands your effective meeting area, providing 360° ultra-wide voice pickup for up to 20 people in 25-50 large conference rooms, ensuring every participant is heard clearly. They can also be used individually for 2 small rooms as two standalone units. The system delivers seamless audio pickup across wide spaces, perfect for board rooms and hybrid work environments. Seamless Wireless Cascading ExpansionExtend your conference speaker system with wireless daisy chain using the 2 speakerphones, covering small and medium meeting rooms without additional cables. The 2 speakerphones cascade via a Wireless Dongle. No driver is required. Two units can link up to 23ft apart for smooth, continuous audio, offering up to 39 ft of stable range. Ideal for home offices and business meetings. 5W Ultra-Clear Speaker & Extended UsageThe conference microphone is fitted with a powerful 5W speaker. The maximum volume is increased to 112dB, and the 100Hz to 20kHz frequency response delivers crisp voice quality, ensuring your message is received clearly. The conference speaker comes with a robust 6000mAh built-in lithium battery, providing extended usage with music playback time of up to 16 hours. It supports fast charging, with the quickest charge time being just 2 hours. Multiple Connection MethodsUSB, Bluetooth, Dongle Connection, 3.5mm Aux Jack audio, and Daisy Chain provide 5 connection options for smartphones, PCs, laptops, and other devices. You can connect using the USB cable, via direct Bluetooth pairing, or with the dongle. The speakerphone can pair automatically with PCs, ensuring a stable connection. No driver needed, simply plug and play. Noise Reduction & Voice EnhancementThis conference microphone utilizes an AI-based VoiceIA algorithm to eliminate noise based on environmental dynamics. It supports acoustic echo cancellation, active background noise reduction, and automatic gain control, effectively suppressing echo and filtering ambient noise in open environments to ensure excellent immersive sound. It optimizes your voice in real-time so far-end participants can enjoy optimal sound quality. LED Indicator & Portable SizeThe conference microphone features a sensor touch design. Touch-sensitive buttons make it easy for calling, hanging up, mute/unmute, and volume adjustment. The conference microphone dimensions are 4.92(L) × 4.92(W) × 1.18(H) inches. Its compact design allows you to take it wherever you meet, for online meetings, business conferences, negotiations, video/audio chat, gaming, and more. You can bring the speakerphone to the office, home, or when traveling. Easy Setup & Broad CompatibilityThe Bluetooth speakerphone can connect to various devices in seconds using USB, Bluetooth 5.0, or a Wireless Dongle without the need for any drivers. The Bluetooth speaker is universally compatible with Windows, Mac OS, iOS, and Android, and works seamlessly with mainstream meeting platforms such as Zoom, Microsoft for Teams, Google Meet, Skype, WebEx, and GoToMeeting