LM Technologies LM505U BLUETOOTH USB ADAPTER User Manual LM505 Datasheet FCC
LM Technologies Ltd. BLUETOOTH USB ADAPTER LM505 Datasheet FCC
USERS MANUAL

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Product: LM505
Part No: 505-0511
Datasheet Rev 1.0/25-07-12
1 Features
• Compable with Bluetooth v2.1+EDR specificaon. Backward compable
with Bluetooth 2.0 + EDR devices
• Support Maximum Asynchronous Data Rate 3 Mbps
• Provide data access via USB 2.0 interface
• Low power consumpon
• 2.4 - 2.4835 GHz ISM Band Operaon
• Very small Size (23 mm x 20 mm)
• Class 2 adapter with upto 10 m in open space
• Wide range of Bluetooth profiles supported (like HF, A2DP, OPP, FTP, DUN, PAN, SPP profiles etc)
• Eliminates the need of cable between your computer and other Bluetooth Devices
• Stereo Audio supported. VoIP calls over Bluetooth also supported
• Interoperable with PDAs, Phones
• Supported by Windows XP, VISTA & 7 Bluetooth Driver. No need for an addional driver
LM505 USB Adapter
2 Description
LM505 EDR Nano USB Adapter is one of the world’s smallest adapter which fits discreetly into the USB port of a Laptop or PC.
This is a very small form factor and high performance adapter which allows you to connect to upto 7 Bluetooth devices
simultaneously.
The adapter integrates high performance Bluetooth Radio, Baseband, Link Manager, Host Controller Interface and can be used
with Widcomm Soware or Windows Bluetooth Driver which offers a huge range of Bluetooth profiles for variety of connecvity
applicaons. The adapter is ideally suited for Bluetooth connecvity to serial adapter, laptops, PC, Mono and stereo headsets.
Due to its small size, high performance, low power consumpon and high sensivity this adapter is ideally suited for
Bluetooth connecvity applicaons where the adapter can fit discreetly into portable devices that have USB port. This adapter
can also be embedded in other products in modular form by removing the housing and USB connector. LM Technologies
also produces the modular form of this product called LM505 Module.
Bluetooth HCI USB Nano Adapter with Broadcom Chip
BT v2.1 USB Adapter

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3 Packaging Options
4 General Specification
Product: LM505
Part No: 505-0511
Datasheet Rev 1.0/25-07-12
1x Bluetooth USB Adapter
AO - Adapter Only
Part No 505-0511
Specificaon
Descripon
Product Name LM505 Bluetooth USB Nano Adapter
Chipset Broadcom BCM2046
Bluetooth Standard
Bluetooth v2.1 + EDR
Frequency Band 2.4 - 2.4835 GHz ISM Band
Modulaon Method
GFSK for 1 Mbps, π/4-DQPSK for 2 Mbps, 8-DPSK for 3 Mbps
Spread Spectrum
FHSS (Frequency Hopping Spread Spectrum)
Transfer Rate (Max)
3 Mbps enhanced data rate
RF Output Power
Class 2
Working Distance 10 m - 25 m in open space
Rx Sensivity
-80 dBm at 0.1 % BER
Input Voltage DC 5V (via USB port)
I/O Interface
USB 2.0
LED indicator
Power/Acve
OS Support
Win XP/VISTA/7
Size 23(L) x 19(W) x 8(H) mm
Soware/Drivers Windows XP/VISTA/7, Widcomm
Bluetooth Profiles GAP,SPP,HSP, HFP, DUN, FTP, FAX, PAN, LAN, HID, SYNC, HCRP, A2DP, AVRCP,
BIP, GOEP, SDAP, OPP
5 FCC Regulation Statement
This device complies with Part 15 and 15B of the FCC Rules. Operaon is subject to the following two condions:
1) This device may not cause harmful interference, and
2) This device must accept any interference received, including interference that may cause undesired operaon
This equipment has been tested and found to comply with the limits for a class B digital device, pursuant to part 15 of the
FCC Rules. These limits are designed to provide reasonable protecon against harmful interference in a residenal installaon.
This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the
instrucons, may cause harmful interference to radio communicaons. However, there is no guarantee that interference will
not occur in a parcular installaon. If this equipment does cause harmful interference to radio or television recepon, which
can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more
of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separaon between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
Installaon and use of this device must be in strict accordance with the instrucons included in the user documentaon provided
with the product. Any changes or modificaons (including the antennas) made to this device that are not expressly approved by the
manufacturer may void the user’s authority to operate the equipment. The manufacturer is not responsible for any radio or

television interference caused by unauthorized modificaon of this device, or the substuon of the connecng cables and
equipment other than manufacturer specified. It is the responsibility of the user to correct any interference caused by
such unauthorized modificaon, substuon or aachment.
Manufacturer and its authorized resellers or distributors will assume no liability for any damage or violaon of government
regulaons arising from failing to comply with these guidelines.
This equipment complies with FCC radiaon exposure limits set forth for an uncontrolled environment. This transmier must
not be co-located or operang in conjuncon with any other antenna or transmier.
LM505 Page 3 of 3 +44(0)207 428 2647 | www.lm-technologies.com | sales@lm-technologies.com
Product: LM505
Part No: 505-0511
Datasheet Rev 1.0/25-07-12