and standalone systems like DVD2 and HDR2. Instead, the company focused on its traditional strengths: high-quality audio and video products as well as sound systems for the automotive industry. B&O returned to profitability in 2010. In January 2015, B&O revealed that the firm would consider bid approaches from competitors due to a profit warning issued at the end of 2014. In March 2015, HP Inc. announced that B&O would become the company's new premium audio partner for its computers and other devices. In May 2015, Harman International announced the completion of its acquisition of Bang & Olufsen's car audio business. In March 2017, Tymphany, an audio ODM based in Hong Kong and with manufacturing operations in Dongchen, announced the acquisition of the engineering and manufacturing operation in the Czech Republic from Bang & Olufsen. In Aug 2017, LG announced that B&O would become the company's new premium audio partner for its mobile devices. In January 2020, Bang & Olufsen A/S reported its third consecutive quarterly loss as the Danish hi-fi maker struggled with a buildup of inventory after consumers balked at buying $500 headphones. Operations and products Despite its decision to suspend the manufacture of separate components, B&O continues to develop and market loudspeakers. Its flagship speaker, the BeoLab 5, uses digital signal processing to adjust its frequency response to the room and location in which it is placed. Its midrange and treble drivers use the audio lens technology developed by Sausalito Audio's Manny LaCarrubba to spread the sound over a 180-degree range in order to fill the room, overcoming the directional range limitations of normal midrange and treble drivers, and preventing the sound from reflecting off the ceiling and floor before reaching the listener. B&O later acquired the audio lens technology in 2007. In 2003, B&O entered into an agreement with Audi to provide an advanced sound system and in 2005 a sound system based on the BeoLab 5 with 1000 W amplifiers became available to Audi's flagship model, the A8. Audi markets this sound system using the Bang & Olufsen brand name. A unique feature of this sound system is its motorized tweeters that emerge from the dashboard when the sound system is turned on. Audi also extended the optional advanced sound system to their A4, A5, A6, A7, A8, Q5, Q7, TT and R8 models. It is a US$6,300 option on the A8/Q7. B&O also supplies sound