Amazon Shure  
Shure BLX88 Dual Channel Wireless Receiver with Frequency QuickScan, Audio Status Indicator LED, XLR and 1/4-inch Outputs - for use with BLX Wireless Systems (Transmitters Sold Separately) | H10 Band
WIRELESS FREQUENCY BAND SELECTION - Before purchasing, please ensure that the wireless frequency band you select works in your area (refer to Shure website for details > search Shure Wireless Frequency Finder).
COMPONENT ONLY - For this BLX88 wireless receiver to work, please make sure it matches the frequency band (e.g. H9, H10, J11) on your Shure BLX series transmitters (BLX1 or BLX2), sold separately.
SUPERIOR AUDIO - Get the show going with no strings attached. Professional Shure sound for every band and any vocal need.
EXTEND THE STAGE - The system operates up to a range of 300 feet (100m), so you can take the show into the crowd without interruption.
QUICK & EASY SETUP - A breeze to setup and operate, BLX will have you up and running in record time. BUILT-IN VERSATILITY - An impressive variety of Shure microphones are available in BLX systems, so you can find the sound that works for you.
BATTERY LIFE - BLX transmitters get up to 14 hours of power from a single pair of AA batteries, so the show can go on and on (and on).
WHAT'S IN THE BOX - BLX88 dual-channel receiver, power supply, and user guide. Free 2-YEAR WARRANTY included.
SYSTEM EXPANSION - Run up to 12 Channels per Frequency Band. AKA: you'll probably need to find a bigger stage before you run out of channels.
USER-FRIENDLY INTERFACE: The system features a user-friendly interface with easy-to-use controls, allowing users to adjust settings and manage the system with ease.
TRUSTED QUALITY - Engineered by Shure with the durability that set the world standard, it’s sure to keep turning up at legendary performances.
Shure BLX88 Dual Channel Wireless Receiver with Frequency QuickScan, Audio Statu
Amazon MoBadeety  
Wireless Earbuds, Bluetooth 5.3 Headphones 40Hrs Playtime Deep Bass Stereo in-Ear Earbud, LED Power Display, Call Noise Canceling Headphones with Mic, IP7 Waterproof Earphones for iPhone Android
【LED Battery Display & 40 Hours Playback】: This Bluetooth earbuds have a smart dual digital LED display design, which allows us to easily monitor the battery power of the earbuds and charging box. The wireless in-ear headphones can be used for 6-8 hours on a 1-hour charge, and can be charged an additional 4 times when combined with the charging case, for a total playtime of 40 hours. The USB-C charging cable ensures fast charging.
【Bluetooth 5.3 & One-Step Pairing】: Wireless headphones have advanced Bluetooth 5.3 technology, supporting HSP, HFP, A2DP and AVRCP, which can provide you with faster transmission and more stable connection. There is almost no lag. After first connection, these earbuds wireless bluetooth will connect with your device once you open the charging case, it does not require manual matching connection. You can use it anytime, anywhere.
【Stereo Sound & Noise Canceling】: The wireless earbuds adopts a unique stereo design, 13mm speaker driver and built-in AAC/SBC codec chip, which can provide powerful bass, stunning treble and clear mid-range. It will bring you live-level music enjoyment. Wireless headphones bluetooth has ENC noise-canceling dual microphones, which not only effectively eliminate 80% of background noise during calls, but also ensure that your voice is captured accurately and clearly. (NOT ANC)
【Smart Touch and Ergonomic Design】: Call noise canceling headphones has a sensitive touch panel, which is flexible and smart. You can touch to control the phone, such as music switch, volume adjustment, calling and switching music. This earbud headphones is equipped with 3 different sizes of ear tips (S/M/L) and a shape design that conforms to the contour structure of the human ear, which can give you a comfortable wearing experience.
【IPX7 Waterproof
Wireless Earbuds, Bluetooth 5.3 Headphones 40Hrs Playtime Deep Bass Stereo in-Ea
Amazon Ukor  
Ukor Fast Charging 2x6200mWh(2x2600mAh) Rechargeable Battery Packs with Charger for Xbox One/Xbox Series X|S Xbox One S/Xbox One X/Xbox One Elite Wireless Controller, Lasting Intelligent Protection
Large Capacity Xbox Controller Battery Pack:2 pack 2600mAh rechargeable batteries provide up to 28 hours running time. Ukor xbox rechargeable battery pack is compatible with Xbox One /Xbox One X / Xbox One S / Xbox Series X|S/Xbox One Elite Wireless Controller.
Xbox battery pack rechargeable Fast Charging, Durable Long Life: longer battery life to recharged 2000 times, 2.5 hours charging time.The charger kit for Xbox one battery support 2-battery charging simultaneously about 2.5hrs with no interruption when DC Input >5V/1A.
Safety Design: Over-charged/over-current/over-heated/ short-circuit protection, it is safe to charge the batteries overnight.Anti-overcharged board inside the Xbox controller charger battery pack can make sure the safety for over-night charging.Saving a lots money after having this Xbox rechargeable battery pack.
Portable & convenient: built-in charging cable, extra a micro USB and a type c charging port provide you a convenient charging way.With the attached xbox rechargeable battery usb-c cable in the side of the battery charger, it is a convenient way to charge battery packs. The xbox one controller battery pack and battery charger have 3 charging modes, support Type-C, Micro-USB and adapter charging.
LED Indicator show charging status: The battery charger has a clear LED charging indicator, when the Xbox one battery pack is charged fully, the battery charger’s indicator light is green, otherwise is red. 12 months replacement warranty, 30 days money back without any reason
Ukor Fast Charging 2x6200mWh(2x2600mAh) Rechargeable Battery Packs with Charger
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