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The Bluetooth protocol RFCOMM is a simple set of transport protocols, made on top of the L2CAP protocol, providing emulated RS-232 serial ports (up to sixty simultaneous connections to a Bluetooth device at a time). The protocol is based on the ETSI standard TS 07.10. RFCOMM is sometimes called serial port emulation.
It is commonly used in car navigation systems to control streaming Bluetooth audio. It also has the possibility for vendor-dependent extensions. AVRCP has several versions with significantly increasing functionality: [5] 1.0 — Basic remote control commands (play/pause/stop, etc.) [6] 1.3 — all of 1.0 plus metadata and media-player state ...
Rockbox is a free and open-source software replacement for the OEM firmware in various forms of digital audio players (DAPs) with an original kernel. [2] [3] It offers an alternative to the player's operating system, in many cases without removing the original firmware, which provides a plug-in architecture for adding various enhancements and functions.
BlueSoleil is a Bluetooth software/driver for Microsoft Windows, Linux and Windows CE. It supports Bluetooth chipsets from CSR, Broadcom, Marvell etc. Bluetooth dongles, PCs, Laptops, PDAs, PNDs and UMPCs are sometimes bundled with a version of this software albeit with limited functionality and OEM licensing.
Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs). In the most widely used mode, transmission power is limited to 2.5 milliwatts, giving it a very short range of up to 10 metres (33 ft).
The controller speaker has been improved, now providing a clearer sound. The controller now also features a dual-microphone array, allowing players to communicate with each-other without requiring the use of an external headset. With the addition of microphones to the controller, Sony also introduced voice typing to the PS5.
A Bluetooth stack is software that is an implementation of the Bluetooth protocol stack. Bluetooth stacks can be roughly divided into two distinct categories: General-purpose implementations that are written with emphasis on feature-richness and flexibility, usually for desktop computers .
LDAC ( L ossless D igital A udio C odec) is a proprietary audio coding technology developed by Sony, which allows streaming high-resolution audio over Bluetooth connections at up to 990 kbps at 32 bits/96 kHz. It is used by various products, including headphones, earphones, smartphones, portable media players, active speakers, and home theaters .