Best Bluetooth Class

HiBy R5 Gen 2 Hi Res Audio Player Android Mp3 Mp4 Player with Class A Headphone Amplifier High Impedance Low Heat Generation Black

...OS】This audio and video player is an entry-level Hi Res sound quality Android DAP, which can be downloaded and installed third-party applications. combined with our self-developed professional music player system HiBy OS, which globally bypasses Android SRC for lossless music source output!.
【MP3 MP4 player with Bluetooth and wifi】Two-way Bluetooth, while supporting UAT, LDAC, aptX, aptXHD, AAC, SBC a variety of high-definition Bluetooth encoding. Connect the player via WiFi or Bluetooth, with HiBy link function, you can remotely control the player playback, volume adjustment, song list management, etc. in your cell phone!.
【Lossless music player】This music player supports playing mp3,wav,ape,flac,dsfdff,iso,cue,wma,ogg,aac,opus,aiff and other formats. Support MQA 16X unfolding, in addition to 4-color breathing light to indicate the type of music files played, as well as the charging and battery status..
【Multi-interface player】This player is equipped with PO3.5mm/BAL4.4mm/2.5mm headphone jack, and both support low power consumption / Class A ear amplifier two output modes. The USB C interface for USB DAC input/output and SPDIF output, supporting OTG. with a micro SD card insertion slot, supporting the insertion of micro SD cards within 2T....

RCBS combined all the best features of its existing Chargemaster powder dispensers, refined accuracy to 0.1-grain, added Bluetooth connectivity to customize and streamline your dispensing processes, and built-in our proprietary "Powder Learn Process" to create a best-in-class measuring experience.
Decades of powder dispenser ingenuity, manufacturing experience, and technology combine to deliver the best ChargeMaster RCBS has ever produced. Our ChargeMaster Supreme delivers the accuracy you need and adds Bluetooth technology for streamlined performance.
Gives you ultra-fast dispensing and a 400-grain range, delivering up to two grains per second and affirming the #1 spot in reloading.
Now you can watch powder readouts, auto-dispense and control the powder charge from your phone. Our Bluetooth app saves you time and effort.
This smartest-in-class powder dispenser consistently delivers +/- 0.1 grain accuracy, from 0 to 400 grains lightening fast.

Create a versatile home set-up that can deliver a rich, balanced sound for producing and DJing. These compact desktop speakers have been designed using professional speaker technology and effortlessly connect to all your Bluetooth wireless devices. The dm-40bt comes in black or White and retains its groove technology from the highly-reputed DM-40 Active monitor speakers. Expect a smooth bass response, A wide sweet spot enabled by Deco technology, Clear audio quality and rich bass sound all at the same time. The dm-40bt speakers are sold as a pair. Specs: type: 2-way bass reflex, Active monitor speakers tweeter: ¾-inch soft dome woofer: 4-inch fiberglass what's in the box: dm-40bt x 2, Power cord, 2 M speaker Cable (for left/right channel connection), audio converter cable (3.5 mm stereo mini plug to RCA), bottom cushion x 8, operating instructions Dimensions (W x H x D): left Ch: 146 x 227 x 223 mm (5.7 x 8.9 x 8.7 in.), right Ch: 146 x 227 x 210 mm (5.7 x 8.9 x 8.3 in.) weight: left Ch: 2.7 kg (6 lbs.), right Ch: 2.2 kg (4.9 lbs.) amplifier output: Class A/B amp: 2 x 21 W/ 4 Ω Impedance: 10 kω inputs: 1 line (RCA), 1 line (mini-jack) outputs: 1 headphone monitor (mini-jack) Bluetooth output: Bluetooth specifications Class 2 Bluetooth Supported co....

Compatible with Bluetooth V3.0/2.1/2.0/1.1.
Enable wireless connectivity between a laptop and a cellular phone.
Access internet via a Bluetooth Mobile phone with GPRS/CDMA or Bluetooth-enabled PC with an internet connection.
Bluetooth specification v4.0 Class 2 with low energy technology.

Compatible with Bluetooth V3.0/2.1/2.0/1.1.
Enable wireless connectivity between a laptop and a cellular phone.
Access internet via a Bluetooth Mobile phone with GPRS/CDMA or Bluetooth-enabled PC with an internet connection.
Bluetooth specification v4.0 Class 2 with low energy technology.

Wireless Bluetooth replacement of RS-232 communication, works with any standard RS-232 port.
Meets Bluetooth specification v2.0 + EDR Class 1.
100 meters nominal transmit distance or up to 1 kilometer with patch antenna.
+18 dBm maximum transmit power, -88 dBm (0.1% BER) receive sensitivity.
Supports Bluetooth profiles SPP (Serial Port Profile), easy to use Windows configuration tools.

Elegant classic style solid wood cabinet radio with Bluetooth speaker and FM tuner with Vernier Tuning.
An automatic switching dual mode amplifier provides better FM reception in class AB mode and better power efficiency for Bluetooth in class D mode..
Acoustically tuned wooden cabinet with front speaker and rear passive subwoofer..
36 hours of battery life on full charge with built-in rechargeable 2600 mAh lithium-ion battery.

Compatible with Bluetooth V3.0/2.1/2.0/1.1.
Enable wireless connectivity between a laptop and a cellular phone.
Access internet via a Bluetooth Mobile phone with GPRS/CDMA or Bluetooth-enabled PC with an internet connection.
Bluetooth specification v4.0 Class 2 with low energy technology.

【Great for the old motherboards not supporting Bluetooth,Plug and play!】Dual-mode support Bluetooth 5.1 low energy (Backward compatible....
【Perfectly support Win 7 or above system. (Upgrade to Win 10 is recommended) 】Class II power standard, distance of 10-20 meters,Support Bluetooth....
【Easy To Connected】You Can Connect to Bluetooth headphones from your PC and unlike standard Bluetooth adapters it transmits the audio steadily....
【You Can support up to 4 devices to work simultaneously】Supports Devices:Bluetooth Headset/Bluetooth Keyboard/Bluetooth Mouse/Bluetooth....
【Size】25*17*8 mm,Weight: 2.3g,Operating Temperature:-10-50℃,Storage Temperature:-20-70℃..